Remove osmo-iuh subdir level from include/ (2/2)

Make all changes to #include statements and build files.
diff --git a/include/osmocom/ranap/RANAP_RAB-SetupItem-RelocReqAck.h b/include/osmocom/ranap/RANAP_RAB-SetupItem-RelocReqAck.h
index 0b7d275..c520c66 100644
--- a/include/osmocom/ranap/RANAP_RAB-SetupItem-RelocReqAck.h
+++ b/include/osmocom/ranap/RANAP_RAB-SetupItem-RelocReqAck.h
@@ -11,10 +11,10 @@
 #include <asn_application.h>
 
 /* Including external dependencies */
-#include <osmocom/osmo-iuh/ranap/RANAP_RAB-ID.h>
-#include <osmocom/osmo-iuh/ranap/RANAP_TransportLayerAddress.h>
-#include <osmocom/osmo-iuh/ranap/RANAP_IuTransportAssociation.h>
-#include <osmocom/osmo-iuh/ranap/RANAP_ProtocolExtensionContainer.h>
+#include <osmocom/ranap/RANAP_RAB-ID.h>
+#include <osmocom/ranap/RANAP_TransportLayerAddress.h>
+#include <osmocom/ranap/RANAP_IuTransportAssociation.h>
+#include <osmocom/ranap/RANAP_ProtocolExtensionContainer.h>
 #include <constr_SEQUENCE.h>
 
 #ifdef __cplusplus